Portable lamp



FIG. 1 is a perspective view of the portable lamp according to the invention in the closed configuration;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of the portable lamp according to the invention in the open configuration;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines in FIGS. 2, 3, 7, 9, 10, and 14 form no part of the claimed design. 

The ornamental design for “portable lamp”, as shown. 